器件名称: TL431X
功能描述: Programmable Precision Shunt Regulator
文件大小: 690.21KB 共2页
简 介:MCC
Micro Commercial Components
TM
omponents 20736 Marilla Street Chatsworth !"# $
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TL431X
0,9:708
Output voltage can be adjusted to 36V Trapping current capability is 1 to 100 mA The effective temperature compensation in the working range of full temperature
Programmable Precision Shunt Regulator
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Parameter Symbol Input Voltage (Vo=5.8V) V1 Operating Junction Temperature TOPR Storage Temperature Range TSTG Value 37 0---70 -55---+150 Unit V
SOT-89
A B K
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Parameter
Reference Input Voltage Deviation of reference input voltage Ratio of Change in Reference Input Voltage to the Change in Cathode Voltage Reference Input Current Deviation of Reference Input Current Over Full Temperature Range Minimum Cathode Current for Regulation Off-State Cathode Current Dynamic Impedance
Sym
Vref
Min
2.44V 0V
Typ
2.49V 5V 4.5mV
Max
2.55V 0V 17mV
Test conditions
VKA=VREF, IKA=10mA
E C D G F H J
V / T
ref
V /
ref
-1.0 -0.5
-2.7 -2.0 4uA
VKA
Iref
1.5uA
I / T
ref
0.4uA
1.2uA
V = 10VV V = I =10mA 36V10V I =10mA, R1=10K
R2= I =10mA, R1=10Kè R2=
VKA=VREF, IKA=10mA Tmin Ta Tmax
KA ref KA KA KA KA
1
2
3
TA=full Temperature
IKA(min) 0.45m A 0.05uA 0.15 1.0mA
1. REFERENCE 2. ANODE 3. CATHODE
VKA=VREF VKA=36V, VREF=0V VKA=VREF, IKA=1 to 100mA, f 1.0KHz
IKA(OFF) ZKA
1.0uA 0.5
è
è
*Note: Bypass Capacito……
